Home / 259,448.02-358,141.71-223,005.58

Finding the Fourth Proportional to 259,448.02, 358,141.71 and 223,005.58

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Solution

The fourth proportional to 259,448.02, 358,141.71 and 223,005.58 is: 307,836.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,448.02 : 358,141.71 = 223,005.58 : x
  2. Step 2: Convert to fraction form
    259,448.02/358,141.71 = 223,005.58/x
  3. Step 3: Cross multiply
    259,448.02x = 358,141.71 × 223,005.58
  4. Step 4: Simplify right side
    259,448.02x = 79,867,599,760.74
  5. Step 5: Solve for x
    x = 79,867,599,760.74/259,448.02
  6. Step 6: Final answer
    x = 307,836.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.